A quality mother of pearl caviar plate is an investment— one that can last for decades if properly cared for. But unlike ceramic or glass plates, MOP requires a little extra TLC to keep its shine and prevent damage. I have had my MOP plate for four years, and it still looks as good as the day I bought it. Here is my step-by-step guide to caring for your plate.

First rule: Never put your MOP plate in the dishwasher. Dishwashers use harsh detergents that can strip the natural finish of the MOP, leaving it dull and prone to cracking. The high heat and abrasive water jets can also scratch the surface and damage the plates shape. I made this mistake with a cheap MOP spoon (before I knew better), and it came out faded and warped. Now I hand-wash my plate with mild, unscented dish soap and lukewarm water. Avoid antibacterial or citrus-scented soaps— they can leave a residue that affects the caviars flavor.

Gently clean the plate to avoid scratches. Use a soft sponge or cloth to wipe away any caviar residue. Do not scrub too hard— MOP is a natural material, and excessive scrubbing can scratch the surface. If there is stubborn residue (like dried caviar), soak the plate in lukewarm water for a few minutes before wiping. Rinse thoroughly to remove all soap, then dry immediately.

Dry your plate right away. MOP is slightly porous, so air-drying will cause water spots. Use a soft, lint-free microfiber towel to pat the plate dry— do not rub, as this can scratch the surface. Make sure to dry every inch, including the edges and bottom. Water spots are hard to remove once they set, so this step is crucial for keeping your plate looking shiny.

Store your plate properly. MOP is brittle, so it can chip if dropped or banged against hard surfaces. I store my plate in a soft velvet pouch (the one it came in) and keep it in a drawer with my other caviar accessories. If you do not have a pouch, wrap the plate in a soft cloth or tissue paper. Avoid storing it with metal utensils or sharp objects that could scratch or chip it.

Avoid extreme temperatures. MOP is sensitive to sudden temperature changes, which can cause it to crack. Do not leave your plate in direct sunlight (it can fade the iridescence) or near a heat source (like a stovetop or oven). I once left my plate on a windowsill during a hot summer day, and it developed a tiny crack— lesson learned.

If your plate gets stained or dull, restore it naturally. Mix a small amount of baking soda with water to make a paste (like toothpaste). Gently rub the paste onto the stained area with a soft cloth, using circular motions. Baking soda is a mild abrasive that will remove stains and restore shine without scratching the MOP. Rinse thoroughly and dry immediately.

With these simple care tips, your MOP caviar plate can last for decades. It is a small investment in your caviar-tasting experience, and a little maintenance goes a long way in preserving its beauty and functionality. Every time you use your well-cared-for plate, you will be reminded of why MOP is the best material for serving caviar.